 Among them was Te Pēhi Kupe, Te Rauparaha's uncle, a notable warrior who only a few years previously in 1824, had made a voyage to England mainly to obtain European weapons.An altercation began as Te Pehi tried to take off a block of greenstone that the owner wished to keep.Then Rongotara, one of the Kaiapoi chiefs, noticed that Pokitara, one of the leading Ngāti Toa, was about to enter the pā.